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目的探讨呼和浩特市婴幼儿病毒性腹泻的病原学特点,为病毒性腹泻的防控提供参考依据。方法采集2013年1月-2013年12月在内蒙古自治区妇幼保健医院就诊的5岁以下腹泻儿童粪便标本,并进行病原学检测分析,同时对患儿家长进行面对面问卷调查。结果 402份粪便标本实验室检测结果显示,轮状病毒的阳性检出率最高,为31.09%。对上述4种病毒与感染者性别、年龄、生活环境比较发现,差异均无统计学意义。轮状病毒G血清型检测中,以G9型为主,占27.11%;P基因型检测中,以P8型为主,占27.86%。结论轮状病毒是呼和浩特市婴幼儿病毒性腹泻的主要病原体,主要血清型为G9型,主要基因型为P8型。
Objective To investigate the etiological characteristics of infant diarrhea in Hohhot and to provide reference for prevention and control of viral diarrhea. Methods Stool samples of children under 5 years of age with diarrhea attending MCH hospitals in Inner Mongolia Autonomous Region from January 2013 to December 2013 were collected and analyzed by etiological analysis. At the same time, face-to-face questionnaires were conducted among parents of children. Results The results of 402 laboratory tests of stool specimens showed that rotavirus positive rate was the highest (31.09%). The above-mentioned four kinds of viruses and infected persons were compared by sex, age, living environment, the difference was not statistically significant. In the detection of rotavirus G serotypes, G9 type accounted for 27.11%, while P genotype P78 type accounted for 27.86%. Conclusion Rotavirus is the main pathogen of infant diarrhea in Hohhot. The main serotype is G9 and the main genotype is P8.